CVE-2012-4513 EXPLOIT
6.4
MEDIUM · CVSS 2.0 · EPSS 12.6% (pctl 96)
Patch early
A public exploit exists.
Description
khtml/imload/scaledimageplane.h in Konqueror in KDE 4.7.3 allows remote attackers to cause a denial of service (crash) and possibly read memory via large canvas dimensions, which leads to an unexpected sign extension and a heap-based buffer over-read.
Scoring
| CVSS | 6.4 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:P/I:N/A:P |
| EPSS | 12.6% — more likely to be exploited than 96% of all CVEs |
| Weakness | CWE-119 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2012-11-11 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| kde | kde |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Konqueror 4.7.3 - Memory Corruption | 2012-11-01 |
References
- http://archives.neohapsis.com/archives/bugtraq/2012-11/0005.html
- http://quickgit.kde.org/index.php?p=kdelibs.git&a=commitdiff&h=1f8b1b034ccf1713a5d123a4c327290f86d17d53
- http://rhn.redhat.com/errata/RHSA-2012-1416.html
- http://rhn.redhat.com/errata/RHSA-2012-1418.html
- http://secunia.com/advisories/51097
- http://secunia.com/advisories/51145
- http://www.nth-dimension.org.uk/pub/NDSA20121010.txt.asc
- http://www.openwall.com/lists/oss-security/2012/10/11/11
- http://www.openwall.com/lists/oss-security/2012/10/30/6
- http://www.securitytracker.com/id?1027709
- http://archives.neohapsis.com/archives/bugtraq/2012-11/0005.html
- http://quickgit.kde.org/index.php?p=kdelibs.git&a=commitdiff&h=1f8b1b034ccf1713a5d123a4c327290f86d17d53
- http://rhn.redhat.com/errata/RHSA-2012-1416.html
- http://rhn.redhat.com/errata/RHSA-2012-1418.html
- http://secunia.com/advisories/51097
- http://secunia.com/advisories/51145
- http://www.nth-dimension.org.uk/pub/NDSA20121010.txt.asc
- http://www.openwall.com/lists/oss-security/2012/10/11/11
- http://www.openwall.com/lists/oss-security/2012/10/30/6
- http://www.securitytracker.com/id?1027709
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