X.org libXfont 1.4.7 bdfReadCharacters memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.7$0-$5k0.00

Summaryinfo

A vulnerability was found in X.org libXfont 1.4.7. It has been declared as critical. Impacted is the function bdfReadCharacters. Such manipulation leads to memory corruption. This vulnerability is traded as CVE-2015-1803. There is no exploit available.

Detailsinfo

A vulnerability was found in X.org libXfont 1.4.7. It has been rated as critical. Affected by this issue is the function bdfReadCharacters. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability.

The weakness was shared 03/17/2015 by Ilja van Sprundel with IOActive as confirmed mailinglist post (oss-sec). The advisory is shared for download at seclists.org. This vulnerability is handled as CVE-2015-1803 since 02/17/2015. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 82300 (Debian DLA-183-1 : libxfont security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 350105 (Amazon Linux Security Advisory for libXfont: ALAS-2015-597).

The vulnerability is also documented in the databases at X-Force (101609), Tenable (82300), SecurityFocus (BID 73280†) and Vulnerability Center (SBV-51331†). The entries VDB-74023 and VDB-74025 are related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 8.7

VulDB Base Score: 10.0
VulDB Temp Score: 8.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 82300
Nessus Name: Debian DLA-183-1 : libxfont security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 14611
OpenVAS Name: Amazon Linux Local Check: alas-2015-597
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/17/2015 🔍
03/17/2015 +28 days 🔍
03/17/2015 +0 days 🔍
03/18/2015 +1 days 🔍
03/20/2015 +2 days 🔍
03/20/2015 +0 days 🔍
07/15/2015 +117 days 🔍
04/15/2022 +2466 days 🔍

Sourcesinfo

Vendor: x.org

Advisory: USN-2536-1
Researcher: Ilja van Sprundel
Organization: IOActive
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-1803 (🔍)
GCVE (CVE): GCVE-0-2015-1803
GCVE (VulDB): GCVE-100-74024

OVAL: 🔍

X-Force: 101609 - X.Org libXfont bdfReadCharacters code execution
SecurityFocus: 73280 - X.Org libXfont 'bitmap/bdfread.c' Local Denial of Service Vulnerability
SecurityTracker: 1031935
Vulnerability Center: 51331 - X.Org libXfont before 1.4.9 and 1.5.x before 1.5.1 Remote DoS or Code Execution via a Crafted BDF Font File - CVE-2015-1803, High

See also: 🔍

Entryinfo

Created: 03/18/2015 09:39
Updated: 04/15/2022 15:55
Changes: 03/18/2015 09:39 (59), 07/13/2017 09:12 (15), 04/15/2022 15:42 (4), 04/15/2022 15:49 (1), 04/15/2022 15:55 (1)
Complete: 🔍
Cache ID: 216:AB4:103

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