glibc: strfmon format string problem
Published Mar 27, 2008
7.5
HIGHCVSS 2.0
EPSS 18.80%
Description
Multiple integer overflows in libc in NetBSD 4.x, FreeBSD 6.x and 7.x, and probably other BSD and Apple Mac OS platforms allow context-dependent attackers to execute arbitrary code via large values of certain integer fields in the format argument to (1) the strfmon function in lib/libc/stdlib/strfmon.c, related to the GET_NUMBER macro; and (2) the printf function, related to left_prec and right_prec.
Affected products
No data.
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Red Hat statement
Red Hat does not consider this to be a security issue. Properly written application should not use arbitrary untrusted data as part of the format string passed to functions as strfmon or printf family functions.
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:P/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 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 (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 18.80% (0.18795) | 97.20th | v5 (v2026.06.15) |
| Jun 15, 2026 | 18.80% (0.18795) | 96.91th | v5 (v2026.06.15) |
| Mar 2, 2026 | 19.06% (0.19061) | 95.24th | v4 (v2025.03.14) |
| May 17, 2025 | 20.12% (0.20122) | 95.16th | v4 (v2025.03.14) |
| Mar 30, 2025 | 18.75% (0.18751) | 94.78th | v4 (v2025.03.14) |
| Mar 29, 2025 | 29.31% (0.29309) | 94.61th | v4 (v2025.03.14) |
| Mar 19, 2025 | 18.75% (0.18751) | 94.55th | v4 (v2025.03.14) |
| Mar 17, 2025 | 23.53% (0.23533) | 95.52th | v4 (v2025.03.14) |
| Dec 22, 2024 | 3.24% (0.03237) | 91.03th | v3 (v2023.03.01) |
| Dec 12, 2024 | 1.92% (0.01915) | 89.06th | v3 (v2023.03.01) |
| May 9, 2024 | 1.96% (0.01958) | 88.65th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.22% (0.02217) | 87.70th | v3 (v2023.03.01) |
| Mar 6, 2023 | 24.06% (0.24062) | 96.79th | v2 (v2022.01.01) |
| Feb 4, 2022 | 24.06% (0.24062) | 95.17th | v2 (v2022.01.01) |
References (19)
- http://cvsweb.netbsd.org/bsdweb.cgi/src/lib/libc/stdlib/strfmon.c x_refsource_CONFIRM
- http://lists.apple.com/archives/security-announce//2008//Dec/msg00000.html vendor-advisoryx_refsource_APPLE
- http://secunia.com/advisories/29574 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/33179 third-party-advisoryx_refsource_SECUNIA
- http://securityreason.com/achievement_securityalert/53 third-party-advisoryx_refsource_SREASONRESExploit
- http://securityreason.com/securityalert/3770 third-party-advisoryx_refsource_SREASONExploit
- http://support.apple.com/kb/HT3338 x_refsource_CONFIRM
- http://www.debian.org/security/2010/dsa-2058 vendor-advisoryx_refsource_DEBIAN
- http://www.securityfocus.com/archive/1/490158/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/28479 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id?1019722 vdb-entryx_refsource_SECTRACK
- http://www.us-cert.gov/cas/techalerts/TA08-350A.html third-party-advisoryx_refsource_CERTUS Government Resource
- http://www.vupen.com/english/advisories/2008/3444 vdb-entryx_refsource_VUPEN
- https://access.redhat.com/security/cve/CVE-2008-1391 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=524671 Issue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/41504 vdb-entryx_refsource_XF
- https://lists.opensuse.org/opensuse-security-announce/2010-10/msg00007.html vendor-advisoryx_refsource_SUSE
- https://nvd.nist.gov/vuln/detail/CVE-2008-1391
- https://www.cve.org/CVERecord?id=CVE-2008-1391
Change history (0)
No recorded changes yet.