cvs: client proxy_connect heap-based buffer overflow
Published May 29, 2012
10.0
HIGHCVSS 2.0
EPSS 8.46%
Description
Heap-based buffer overflow in the proxy_connect function in src/client.c in CVS 1.11 and 1.12 allows remote HTTP proxy servers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted HTTP response.
Affected products
No data.
No data.
Red Hat Enterprise Linux 5
cvs-0:1.11.22-11.el5_8.1
Fixed · RHSA-2012:0321
Red Hat Enterprise Linux 6
cvs-0:1.11.23-11.el6_2.1
Fixed · RHSA-2012:0321
Red Hat Enterprise Linux 4
cvs
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | cvs-0:1.11.22-11.el5_8.1 | Fixed | RHSA-2012:0321 |
| Red Hat Enterprise Linux 6 | cvs-0:1.11.23-11.el6_2.1 | Fixed | RHSA-2012:0321 |
| Red Hat Enterprise Linux 4 | cvs | Not affected | n/a |
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.
AV:N/AC:L/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
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 (16 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 8.46% (0.08464) | 94.85th | v5 (v2026.06.15) |
| Jun 15, 2026 | 8.24% (0.08239) | 94.16th | v5 (v2026.06.15) |
| Jun 7, 2026 | 2.51% (0.02507) | 85.65th | v4 (v2025.03.14) |
| May 26, 2026 | 5.70% (0.05699) | 90.51th | v4 (v2025.03.14) |
| Mar 28, 2025 | 2.51% (0.02507) | 83.98th | v4 (v2025.03.14) |
| Mar 27, 2025 | 6.98% (0.06978) | 90.16th | v4 (v2025.03.14) |
| Mar 17, 2025 | 2.51% (0.02507) | 84.30th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.75% (0.00748) | 81.63th | v3 (v2023.03.01) |
| Feb 14, 2024 | 0.75% (0.00748) | 80.38th | v3 (v2023.03.01) |
| Jun 23, 2023 | 0.75% (0.00748) | 78.37th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.71% (0.00714) | 77.44th | v3 (v2023.03.01) |
| Mar 6, 2023 | 4.23% (0.04229) | 87.47th | v2 (v2022.01.01) |
| Feb 13, 2023 | 4.23% (0.04229) | 87.08th | v2 (v2022.01.01) |
| Feb 3, 2023 | 2.69% (0.02686) | 82.44th | v2 (v2022.01.01) |
| Apr 1, 2022 | 4.23% (0.04229) | 86.19th | v2 (v2022.01.01) |
| Feb 4, 2022 | 4.23% (0.04229) | 69.94th | v2 (v2022.01.01) |
References (18)
- http://lists.opensuse.org/opensuse-updates/2012-02/msg00064.html vendor-advisoryx_refsource_SUSE
- http://rhn.redhat.com/errata/RHSA-2012-0321.html vendor-advisoryx_refsource_REDHAT
- http://secunia.com/advisories/47869 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/48063 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/48142 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/48150 third-party-advisoryx_refsource_SECUNIA
- http://ubuntu.com/usn/usn-1371-1 vendor-advisoryx_refsource_UBUNTU
- http://www.debian.org/security/2012/dsa-2407 vendor-advisoryx_refsource_DEBIAN
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:044 vendor-advisoryx_refsource_MANDRIVA
- http://www.osvdb.org/78987 vdb-entryx_refsource_OSVDB
- http://www.securityfocus.com/bid/51943 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id?1026719 vdb-entryx_refsource_SECTRACK
- https://access.redhat.com/security/cve/CVE-2012-0804 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=784141 x_refsource_MISCIssue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/73097 vdb-entryx_refsource_XF
- https://nvd.nist.gov/vuln/detail/CVE-2012-0804
- https://security.gentoo.org/glsa/201701-44 vendor-advisoryx_refsource_GENTOO
- https://www.cve.org/CVERecord?id=CVE-2012-0804
Change history (0)
No recorded changes yet.