CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.9 | $0-$5k | 0.00 |
A vulnerability was found in Po4a 0.31. It has been declared as problematic. Affected by this vulnerability is an unknown code in the library lib/locale/po4a/po.pm. The manipulation with an unknown input leads to a symlink vulnerability. The CWE definition for the vulnerability is CWE-61. The product, when opening a file or directory, does not sufficiently account for when the file is a symbolic link that resolves to a target outside of the intended control sphere. This could allow an attacker to cause the product to operate on unauthorized files. As an impact it is known to affect integrity, and availability. The summary by CVE is:
lib/Locale/Po4a/Po.pm in po4a before 0.32 allows local users to overwrite arbitrary files via a symlink attack on the gettextization.failed.po temporary file.
The bug was discovered 08/15/2007. The weakness was published 08/21/2007 as Bug 253541 as not defined bug report (Bugzilla). It is possible to read the advisory at bugzilla.redhat.com. This vulnerability is known as CVE-2007-4462 since 08/21/2007. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.
The vulnerability was handled as a non-public zero-day exploit for at least 6 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 26094 (GLSA-200709-04 : po4a: Insecure temporary file creation), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks and running in the context l.
Upgrading to version 0.31 eliminates this vulnerability. A possible mitigation has been published 4 weeks after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (26094).
Product
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.1VulDB Meta Temp Score: 4.9
VulDB Base Score: 5.1
VulDB Temp Score: 4.9
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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VulDB Base Score: 🔍
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VulDB Reliability: 🔍
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Exploiting
Class: SymlinkCWE: CWE-61 / CWE-59
CAPEC: 🔍
ATT&CK: 🔍
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 26094
Nessus Name: GLSA-200709-04 : po4a: Insecure temporary file creation
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍
OpenVAS ID: 58617
OpenVAS Name: Gentoo Security Advisory GLSA 200709-04 (po4a)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: Po4a 0.31
Timeline
08/15/2007 🔍08/21/2007 🔍
08/21/2007 🔍
08/21/2007 🔍
08/21/2007 🔍
08/22/2007 🔍
08/22/2007 🔍
09/13/2007 🔍
09/24/2007 🔍
09/30/2007 🔍
03/16/2015 🔍
07/27/2019 🔍
Sources
Advisory: Bug 253541Status: Not defined
Confirmation: 🔍
CVE: CVE-2007-4462 (🔍)
Vulnerability Center: 16229 - Po4a < 0.32 Allows Local Users to Overwrite Arbitrary Files via a Symlink Attack, Low
SecurityFocus: 25402 - po4a GetTextization.Failed.PO Local Privilege Escalation Vulnerability
Secunia: 26492
OSVDB: 39749 - po4a - GetTextization.Failed.PO - Local Privilege Escalation Issue
Entry
Created: 03/16/2015 12:18Updated: 07/27/2019 06:58
Changes: 03/16/2015 12:18 (77), 07/27/2019 06:58 (4)
Complete: 🔍
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