CVE-2007-1997
Integer signedness error in the (1) cab_unstore and (2) cab_extract functions in libclamav/cab.c in Clam AntiVirus (ClamAV) before 0.90.2 allow remote attackers to execute arbitrary code via a crafted CHM file that contains a negative integer, which…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (5.41%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Integer signedness error in the (1) cab_unstore and (2) cab_extract functions in libclamav/cab.c in Clam AntiVirus (ClamAV) before 0.90.2 allow remote attackers to execute arbitrary code via a crafted CHM file that contains a negative integer, which passes a signed comparison and leads to a stack-based buffer overflow.
- CVSS 2.0
- 7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
- EPSS
- 5.41% probability · 92th percentile
- CISA KEV
- Not listed
- Affected
- clam anti-virus/clamav
- Source
- cve@mitre.org
References
- http://docs.info.apple.com/article.html?artnum=307562
- http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=513Vendor Advisory
- http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html
- http://secunia.com/advisories/24891Patch, Vendor Advisory
- http://secunia.com/advisories/24920
- http://secunia.com/advisories/24946
- http://secunia.com/advisories/24996
- http://secunia.com/advisories/25022
- http://secunia.com/advisories/25028
- http://secunia.com/advisories/25189
- http://secunia.com/advisories/29420
- http://security.gentoo.org/glsa/glsa-200704-21.xml
- http://sourceforge.net/project/shownotes.php?release_id=500765Patch
- http://support.novell.com/techcenter/psdb/50a5cb718f20761dd7e0b6b4e0935c52.html
- http://www.debian.org/security/2007/dsa-1281
- http://www.mandriva.com/security/advisories?name=MDKSA-2007:098
- http://www.novell.com/linux/security/advisories/2007_26_clamav.html
- http://www.securityfocus.com/bid/23473Patch
- http://www.securitytracker.com/id?1017921
- http://www.trustix.org/errata/2007/0013/
- http://www.vupen.com/english/advisories/2007/1378
- http://www.vupen.com/english/advisories/2008/0924/references
- https://exchange.xforce.ibmcloud.com/vulnerabilities/33637
- http://docs.info.apple.com/article.html?artnum=307562
- http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=513Vendor Advisory
- http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html
- http://secunia.com/advisories/24891Patch, Vendor Advisory
- http://secunia.com/advisories/24920
- http://secunia.com/advisories/24946
- http://secunia.com/advisories/24996
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.