What is CVE-2013-1773?

CVE-2013-1773 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.2 out of 10, classified as a Buffer Overflow flaw (CWE-119). CVE-2013-1773 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2013-1773?

CVE-2013-1773 has a CVSS score of 6.2 out of 10, rated Medium severity. The vector string is AV:L/AC:H/Au:N/C:C/I:C/A:C.

Is there a patch available for CVE-2013-1773?

No patch is currently available for CVE-2013-1773. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2013-1773 actively exploited?

CVE-2013-1773 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Buffer Overflow (CWE-119)?

The product performs operations on a memory buffer but reads or writes outside its intended boundaries. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/119.html

CVE-2013-1773

Medium

Buffer overflow in the VFAT filesystem implementation in the Linux kernel before 3.3 allows local users to gain privileges or cause a denial of service (system crash) via a VFAT write operation on a filesystem with the utf8 mount option, which is not properly handled during UTF-8 to UTF-16 conversion.

Package Linux Kernel

Published 2013-02-28

Last modified 2026-04-29

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

6.2

out of 10

Medium

Attack Vector

Local

Attack Complexity

High

Privileges Required

User Interaction

Scope

Confidentiality

High

Integrity

Availability

Vector string

AV:L/AC:H/Au:N/C:C/I:C/A:C

Weakness type

CWE-119

CVE-2013-1773 is a Buffer Overflow vulnerability

What is Buffer Overflow?

The product performs operations on a memory buffer but reads or writes outside its intended boundaries. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2013-1773 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Red Hat
http://rhn.redhat.com/errata/RHSA-2013-0744.html
Red Hat
http://rhn.redhat.com/errata/RHSA-2013-0928.html
Red Hat
http://rhn.redhat.com/errata/RHSA-2013-1026.html
Exploit-DB
http://www.exploit-db.com/exploits/23248/
Kernel.org
http://www.kernel.org/pub/linux/kernel/v3.x/patch-3.3.bz2
Openwall
http://www.openwall.com/lists/oss-security/2013/02/26/8
Osvdb
http://www.osvdb.org/88310
Securityfocus
http://www.securityfocus.com/bid/58200
Red Hat
https://bugzilla.redhat.com/show_bug.cgi?id=916115
Kernel patch commit
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=0720a06a7518c9d0c0125bd5d1f3b6264c55c3dd
Patch
Kernel patch commit
https://github.com/torvalds/linux/commit/0720a06a7518c9d0c0125bd5d1f3b6264c55c3dd
Patch

Details

CVE ID CVE-2013-1773

Severity Medium

CVSS score 6.2 / 10

CVSS version 2.0

Published 2013-02-28

Modified 2026-04-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2013-1773?

CVE-2013-1773 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.2 out of 10 , classified as a Buffer Overflow flaw (CWE-119) . CVE-2013-1773 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2013-1773?

CVE-2013-1773 has a CVSS score of 6.2 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:L/AC:H/Au:N/C:C/I:C/A:C.
Is there a patch available for CVE-2013-1773?

No patch is currently available for CVE-2013-1773. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2013-1773 actively exploited?

No — CVE-2013-1773 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Buffer Overflow (CWE-119)?

The product performs operations on a memory buffer but reads or writes outside its intended boundaries. View CWE-119 on MITRE CWE →