HIGH
krb5 RPC library stack overflow
Published Jun 26, 2007
8.3
HIGHCVSS 2.0
EPSS 3.48%
Description
Integer signedness error in the gssrpc__svcauth_unix function in svc_auth_unix.c in the RPC library in MIT Kerberos 5 (krb5) 1.6.1 and earlier might allow remote attackers to execute arbitrary code via a negative length value.
Affected products
No data.
Configuration 1
- ≤ 1.6.1
Configuration 2
OR
- 3.1
- 4.0
Configuration 3
OR
- 6.06
- 6.10
- 7.04
No data.
Red Hat Enterprise Linux 2.1
krb5-0:1.2.2-47
Fixed · RHSA-2007:0384
Red Hat Enterprise Linux 3
krb5-0:1.2.7-66
Fixed · RHSA-2007:0384
Red Hat Enterprise Linux 4
krb5-0:1.3.4-49
Fixed · RHSA-2007:0562
Red Hat Enterprise Linux 5
krb5-0:1.5-26
Fixed · RHSA-2007:0562
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 2.1 | krb5-0:1.2.2-47 | Fixed | RHSA-2007:0384 |
| Red Hat Enterprise Linux 3 | krb5-0:1.2.7-66 | Fixed | RHSA-2007:0384 |
| Red Hat Enterprise Linux 4 | krb5-0:1.3.4-49 | Fixed | RHSA-2007:0562 |
| Red Hat Enterprise Linux 5 | krb5-0:1.5-26 | Fixed | RHSA-2007:0562 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
8.3 HIGH NVD
AV:A/AC:L/Au:N/C:C/I:C/A:C
Access Vector Adjacent
Access Complexity Low
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
3.48% 0.03479
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.03479
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.48% (0.03479) | 88.71th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.48% (0.03479) | 87.54th | v5 (v2026.06.15) |
| Jun 13, 2026 | 28.31% (0.28305) | 96.63th | v4 (v2025.03.14) |
| Nov 9, 2025 | 31.54% (0.31541) | 96.57th | v4 (v2025.03.14) |
| Mar 30, 2025 | 25.36% (0.25360) | 95.75th | v4 (v2025.03.14) |
| Mar 29, 2025 | 20.57% (0.20572) | 92.79th | v4 (v2025.03.14) |
| Mar 17, 2025 | 25.36% (0.25360) | 95.75th | v4 (v2025.03.14) |
| Dec 12, 2024 | 96.51% (0.96506) | 99.66th | v3 (v2023.03.01) |
| Mar 22, 2024 | 96.51% (0.96506) | 99.57th | v3 (v2023.03.01) |
| Nov 28, 2023 | 96.77% (0.96769) | 99.59th | v3 (v2023.03.01) |
| Mar 7, 2023 | 96.86% (0.96864) | 99.45th | v3 (v2023.03.01) |
| Mar 6, 2023 | 12.25% (0.12248) | 95.30th | v2 (v2022.01.01) |
| Apr 1, 2022 | 12.25% (0.12248) | 94.93th | v2 (v2022.01.01) |
| Feb 4, 2022 | 12.25% (0.12248) | 89.34th | v2 (v2022.01.01) |
Weaknesses (0)
No CWE recorded.
References (53)
- ftp://patches.sgi.com/support/free/security/advisories/20070602-01-P.asc vendor-advisoryx_refsource_SGIBroken Link
- http://docs.info.apple.com/article.html?artnum=306172 x_refsource_CONFIRMBroken Link
- http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c02257427 vendor-advisoryx_refsource_HPBroken Link
- http://lists.apple.com/archives/security-announce//2007/Jul/msg00004.html vendor-advisoryx_refsource_APPLEMailing ListThird Party Advisory
- http://lists.grok.org.uk/pipermail/full-disclosure/2007-September/065902.html mailing-listx_refsource_FULLDISCThird Party Advisory
- http://osvdb.org/36597 vdb-entryx_refsource_OSVDBBroken Link
- http://secunia.com/advisories/25800 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/25801 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/25814 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/25821 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/25870 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/25888 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/25890 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/25894 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/25911 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/26033 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/26228 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/26235 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/26909 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/27706 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/40346 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://security.gentoo.org/glsa/glsa-200707-11.xml vendor-advisoryx_refsource_GENTOOThird Party Advisory
- http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2007-004.txt x_refsource_CONFIRMPatchVendor Advisory
- http://web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2007-004.txt x_refsource_CONFIRMPatchVendor Advisory
- http://www.debian.org/security/2007/dsa-1323 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- http://www.kb.cert.org/vuls/id/365313 third-party-advisoryx_refsource_CERT-VNPatchThird Party AdvisoryUS Government Resource
- http://www.mandriva.com/security/advisories?name=MDKSA-2007:137 vendor-advisoryx_refsource_MANDRIVAThird Party Advisory
- http://www.novell.com/linux/security/advisories/2007_38_krb5.html vendor-advisoryx_refsource_SUSEBroken Link
- http://www.redhat.com/support/errata/RHSA-2007-0384.html vendor-advisoryx_refsource_REDHATThird Party Advisory
- http://www.redhat.com/support/errata/RHSA-2007-0562.html vendor-advisoryx_refsource_REDHATThird Party Advisory
- http://www.securityfocus.com/archive/1/472288/100/0/threaded mailing-listx_refsource_BUGTRAQThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/archive/1/472432/100/0/threaded mailing-listx_refsource_BUGTRAQThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/archive/1/472507/30/5970/threaded mailing-listx_refsource_BUGTRAQThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/bid/24657 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/bid/25159 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id?1018293 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- http://www.trustix.org/errata/2007/0021/ vendor-advisoryx_refsource_TRUSTIXBroken Link
- http://www.ubuntu.com/usn/usn-477-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- http://www.us-cert.gov/cas/techalerts/TA07-177A.html third-party-advisoryx_refsource_CERTPatchThird Party AdvisoryUS Government Resource
- http://www.vupen.com/english/advisories/2007/2337 vdb-entryx_refsource_VUPENThird Party Advisory
- http://www.vupen.com/english/advisories/2007/2491 vdb-entryx_refsource_VUPENThird Party Advisory
- http://www.vupen.com/english/advisories/2007/2732 vdb-entryx_refsource_VUPENThird Party Advisory
- http://www.vupen.com/english/advisories/2007/3229 vdb-entryx_refsource_VUPENThird Party Advisory
- http://www.vupen.com/english/advisories/2010/1574 vdb-entryx_refsource_VUPENThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2007-2443 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=245548 Issue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/35085 vdb-entryx_refsource_XFThird Party AdvisoryVDB Entry
- https://issues.rpath.com/browse/RPL-1499 x_refsource_CONFIRMBroken Link
- https://nvd.nist.gov/vuln/detail/CVE-2007-2443
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11277 vdb-entrysignaturex_refsource_OVALBroken LinkThird Party Advisory
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7131 vdb-entrysignaturex_refsource_OVALBroken LinkThird Party Advisory
- https://secure-support.novell.com/KanisaPlatform/Publishing/773/3248163_f.SAL_Public.html x_refsource_CONFIRMBroken Link
- https://www.cve.org/CVERecord?id=CVE-2007-2443
| Link | Providers | Tags |
|---|---|---|
| ftp://patches.sgi.com/support/free/security/advisories/20070602-01-P.asc | vendor-advisoryx_refsource_SGIBroken Link | |
| http://docs.info.apple.com/article.html?artnum=306172 | x_refsource_CONFIRMBroken Link | |
| http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c02257427 | vendor-advisoryx_refsource_HPBroken Link | |
| http://lists.apple.com/archives/security-announce//2007/Jul/msg00004.html | vendor-advisoryx_refsource_APPLEMailing ListThird Party Advisory | |
| http://lists.grok.org.uk/pipermail/full-disclosure/2007-September/065902.html | mailing-listx_refsource_FULLDISCThird Party Advisory | |
| http://osvdb.org/36597 | vdb-entryx_refsource_OSVDBBroken Link | |
| http://secunia.com/advisories/25800 | third-party-advisoryx_refsource_SECUNIAThird Party Advisory | |
| http://secunia.com/advisories/25801 | third-party-advisoryx_refsource_SECUNIAThird Party Advisory | |
| http://secunia.com/advisories/25814 | third-party-advisoryx_refsource_SECUNIAThird Party Advisory | |
| http://secunia.com/advisories/25821 | third-party-advisoryx_refsource_SECUNIAThird Party Advisory | |
| http://secunia.com/advisories/25870 | third-party-advisoryx_refsource_SECUNIAThird Party Advisory | |
| http://secunia.com/advisories/25888 | third-party-advisoryx_refsource_SECUNIAThird Party Advisory | |
| http://secunia.com/advisories/25890 | third-party-advisoryx_refsource_SECUNIAThird Party Advisory | |
| http://secunia.com/advisories/25894 | third-party-advisoryx_refsource_SECUNIAThird Party Advisory | |
| http://secunia.com/advisories/25911 | third-party-advisoryx_refsource_SECUNIAThird Party Advisory | |
| http://secunia.com/advisories/26033 | third-party-advisoryx_refsource_SECUNIAThird Party Advisory | |
| http://secunia.com/advisories/26228 | third-party-advisoryx_refsource_SECUNIAThird Party Advisory | |
| http://secunia.com/advisories/26235 | third-party-advisoryx_refsource_SECUNIAThird Party Advisory | |
| http://secunia.com/advisories/26909 | third-party-advisoryx_refsource_SECUNIAThird Party Advisory | |
| http://secunia.com/advisories/27706 | third-party-advisoryx_refsource_SECUNIAThird Party Advisory | |
| http://secunia.com/advisories/40346 | third-party-advisoryx_refsource_SECUNIAThird Party Advisory | |
| http://security.gentoo.org/glsa/glsa-200707-11.xml | vendor-advisoryx_refsource_GENTOOThird Party Advisory | |
| http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2007-004.txt | x_refsource_CONFIRMPatchVendor Advisory | |
| http://web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2007-004.txt | x_refsource_CONFIRMPatchVendor Advisory | |
| http://www.debian.org/security/2007/dsa-1323 | vendor-advisoryx_refsource_DEBIANThird Party Advisory | |
| http://www.kb.cert.org/vuls/id/365313 | third-party-advisoryx_refsource_CERT-VNPatchThird Party AdvisoryUS Government Resource | |
| http://www.mandriva.com/security/advisories?name=MDKSA-2007:137 | vendor-advisoryx_refsource_MANDRIVAThird Party Advisory | |
| http://www.novell.com/linux/security/advisories/2007_38_krb5.html | vendor-advisoryx_refsource_SUSEBroken Link | |
| http://www.redhat.com/support/errata/RHSA-2007-0384.html | vendor-advisoryx_refsource_REDHATThird Party Advisory | |
| http://www.redhat.com/support/errata/RHSA-2007-0562.html | vendor-advisoryx_refsource_REDHATThird Party Advisory | |
| http://www.securityfocus.com/archive/1/472288/100/0/threaded | mailing-listx_refsource_BUGTRAQThird Party AdvisoryVDB Entry | |
| http://www.securityfocus.com/archive/1/472432/100/0/threaded | mailing-listx_refsource_BUGTRAQThird Party AdvisoryVDB Entry | |
| http://www.securityfocus.com/archive/1/472507/30/5970/threaded | mailing-listx_refsource_BUGTRAQThird Party AdvisoryVDB Entry | |
| http://www.securityfocus.com/bid/24657 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securityfocus.com/bid/25159 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id?1018293 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| http://www.trustix.org/errata/2007/0021/ | vendor-advisoryx_refsource_TRUSTIXBroken Link | |
| http://www.ubuntu.com/usn/usn-477-1 | vendor-advisoryx_refsource_UBUNTUThird Party Advisory | |
| http://www.us-cert.gov/cas/techalerts/TA07-177A.html | third-party-advisoryx_refsource_CERTPatchThird Party AdvisoryUS Government Resource | |
| http://www.vupen.com/english/advisories/2007/2337 | vdb-entryx_refsource_VUPENThird Party Advisory | |
| http://www.vupen.com/english/advisories/2007/2491 | vdb-entryx_refsource_VUPENThird Party Advisory | |
| http://www.vupen.com/english/advisories/2007/2732 | vdb-entryx_refsource_VUPENThird Party Advisory | |
| http://www.vupen.com/english/advisories/2007/3229 | vdb-entryx_refsource_VUPENThird Party Advisory | |
| http://www.vupen.com/english/advisories/2010/1574 | vdb-entryx_refsource_VUPENThird Party Advisory | |
| https://access.redhat.com/security/cve/CVE-2007-2443 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=245548 | Issue Tracking | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/35085 | vdb-entryx_refsource_XFThird Party AdvisoryVDB Entry | |
| https://issues.rpath.com/browse/RPL-1499 | x_refsource_CONFIRMBroken Link | |
| https://nvd.nist.gov/vuln/detail/CVE-2007-2443 | ||
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11277 | vdb-entrysignaturex_refsource_OVALBroken LinkThird Party Advisory | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7131 | vdb-entrysignaturex_refsource_OVALBroken LinkThird Party Advisory | |
| https://secure-support.novell.com/KanisaPlatform/Publishing/773/3248163_f.SAL_Public.html | x_refsource_CONFIRMBroken Link | |
| https://www.cve.org/CVERecord?id=CVE-2007-2443 |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jun 26, 2007
Updated Aug 7, 2024
Reserved May 2, 2007
Link CVE-2007-2443
CISA Vulnrichment
Updated n/a