Cscope up to 15.5 find.c (1) memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.5$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Cscope up to 15.5. The affected element is the function (1) of the file find.c. Performing a manipulation results in memory corruption. This vulnerability is reported as CVE-2009-1577. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as very critical has been found in Cscope up to 15.5. This affects the function (1) of the file find.c. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Multiple stack-based buffer overflows in the putstring function in find.c in Cscope before 15.6 allow user-assisted remote attackers to execute arbitrary code via a long (1) function name or (2) symbol in a source-code file.

The bug was discovered 05/05/2009. The weakness was disclosed 05/07/2009 as Bug 499174 as not defined bug report (Bugzilla). It is possible to read the advisory at bugzilla.redhat.com. This vulnerability is uniquely identified as CVE-2009-1577 since 05/06/2009. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/05/2019).

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 39425 (FreeBSD : cscope -- buffer overflow (91a2066b-5ab6-11de-bc9b-0030843d3802)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 155860 (Oracle Enterprise Linux Update for cscope (ELSA-2009-1101)).

Upgrading to version 15.0bl2 eliminates this vulnerability. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (50366), Tenable (39425), SecurityFocus (BID 34832†), OSVDB (56399†) and Secunia (SA35213†). The entries VDB-23424, VDB-31923, VDB-48047 and VDB-84483 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 39425
Nessus Name: FreeBSD : cscope -- buffer overflow (91a2066b-5ab6-11de-bc9b-0030843d3802)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 64264
OpenVAS Name: FreeBSD Ports: cscope
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Cscope 15.0bl2

Timelineinfo

04/22/2006 🔍
04/22/2006 +0 days 🔍
05/05/2009 +1109 days 🔍
05/06/2009 +1 days 🔍
05/07/2009 +1 days 🔍
05/07/2009 +0 days 🔍
05/25/2009 +18 days 🔍
06/02/2009 +8 days 🔍
06/16/2009 +14 days 🔍
06/17/2009 +1 days 🔍
03/17/2015 +2099 days 🔍
09/05/2019 +1633 days 🔍

Sourcesinfo

Advisory: Bug 499174
Status: Not defined
Confirmation: 🔍

CVE: CVE-2009-1577 (🔍)
GCVE (CVE): GCVE-0-2009-1577
GCVE (VulDB): GCVE-100-48087

OVAL: 🔍

X-Force: 50366
SecurityFocus: 34832 - Cscope 'find.c' Stack Based Buffer Overflow Vulnerability
Secunia: 35213 - Gentoo update for cscope, Moderately Critical
OSVDB: 56399 - CVE-2009-1577 - Cscope - Buffer Overflow Issue
Vulnerability Center: 22272 - Cscope < 15.6 Putstring Function Remote Arbitrary Code Execution Vulnerability, Medium

See also: 🔍

Entryinfo

Created: 03/17/2015 23:38
Updated: 09/05/2019 09:19
Changes: 03/17/2015 23:38 (85), 09/05/2019 09:19 (4)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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