libmicrohttpd: out-of-bounds read in MHD_http_unescape()
Published Dec 13, 2013
6.4
MEDIUMCVSS 2.0
EPSS 1.82%
Description
The MHD_http_unescape function in libmicrohttpd before 0.9.32 might allow remote attackers to obtain sensitive information or cause a denial of service (crash) via unspecified vectors that trigger an out-of-bounds read.
Affected products
No data.
- ≤ 0.9.31
- 0.9.16
- 0.9.17
- 0.9.18
- 0.9.19
- 0.9.20
- 0.9.21
- 0.9.22
- 0.9.23
- 0.9.24
- 0.9.25
- 0.9.26
- 0.9.27
- 0.9.28
- 0.9.29
- 0.9.30
No data.
Red Hat Enterprise Linux 7
libmicrohttpd
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | libmicrohttpd | 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:P/I:N/A:P
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 2, 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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 1.82% (0.01823) | 78.02th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.82% (0.01823) | 75.91th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.95% (0.00949) | 74.76th | v4 (v2025.03.14) |
| Dec 12, 2024 | 2.36% (0.02360) | 90.20th | v3 (v2023.03.01) |
| Jul 26, 2023 | 2.36% (0.02360) | 88.34th | v3 (v2023.03.01) |
| Jun 9, 2023 | 2.77% (0.02769) | 89.12th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.75% (0.02751) | 88.92th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.32% (0.01319) | 71.27th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.32% (0.01319) | 71.23th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.32% (0.01319) | 69.22th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.32% (0.01319) | 44.98th | v2 (v2022.01.01) |
References (10)
- http://secunia.com/advisories/55903 third-party-advisoryx_refsource_SECUNIA
- http://security.gentoo.org/glsa/glsa-201402-01.xml vendor-advisoryx_refsource_GENTOO
- http://www.openwall.com/lists/oss-security/2013/12/09/11 mailing-listx_refsource_MLIST
- http://www.securityfocus.com/bid/64138 vdb-entryx_refsource_BID
- https://access.redhat.com/security/cve/CVE-2013-7038 Vendor Advisory
- https://bugs.gentoo.org/show_bug.cgi?id=493450 x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=1039384 x_refsource_CONFIRMIssue Tracking
- https://gnunet.org/svn/libmicrohttpd/ChangeLog x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2013-7038
- https://www.cve.org/CVERecord?id=CVE-2013-7038
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/55903 | third-party-advisoryx_refsource_SECUNIA | |
| http://security.gentoo.org/glsa/glsa-201402-01.xml | vendor-advisoryx_refsource_GENTOO | |
| http://www.openwall.com/lists/oss-security/2013/12/09/11 | mailing-listx_refsource_MLIST | |
| http://www.securityfocus.com/bid/64138 | vdb-entryx_refsource_BID | |
| https://access.redhat.com/security/cve/CVE-2013-7038 | Vendor Advisory | |
| https://bugs.gentoo.org/show_bug.cgi?id=493450 | x_refsource_CONFIRM | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1039384 | x_refsource_CONFIRMIssue Tracking | |
| https://gnunet.org/svn/libmicrohttpd/ChangeLog | x_refsource_CONFIRM | |
| https://nvd.nist.gov/vuln/detail/CVE-2013-7038 | ||
| https://www.cve.org/CVERecord?id=CVE-2013-7038 |
Change history (0)
No recorded changes yet.