CVE-2007-3645
archive_read_support_format_tar.c in libarchive before 2.2.4 allows user-assisted remote attackers to cause a denial of service (crash)…
- 4.3MediumCVSS base score
- 3.4%Exploitation in 30 daysEPSS · top 11% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
archive_read_support_format_tar.c in libarchive before 2.2.4 allows user-assisted remote attackers to cause a denial of service (crash) via (1) an end-of-file condition within a tar header that follows a pax extension header or (2) a malformed pax extension header in an (a) PAX or a (b) TAR archive, which results in a NULL pointer dereference, a different issue than CVE-2007-3644.
Timeline
ID reserved
By freebsd
- 6 days later
· 6 days later
Published
- 17 years later
· 17 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 3.4% · top 11% of all CVEs (9 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Affected products
n/a
- affected n/a
References
17
- freebsd-libarchive-null-pax-dos(35404) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- ADV-2007-2521 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- DSA-1455 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- FreeBSD-SA-07:05.libarchive (opens in a new tab)vendor-advisoryx_refsource_FREEBSDx_transferred
- http://security.freebsd.org/patches/SA-07:05/libarchive.patch (opens in a new tab)x_refsource_MISCx_transferred
- 26050 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 24885 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- GLSA-200708-03 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=432924 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 38094 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- http://people.freebsd.org/~kientzle/libarchive/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- 26062 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 38093 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 26355 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 1018379 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 28377 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- SUSE-SR:2007:015 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2007-3629 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2007-3645)Record last updated .