CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.6 | $0-$5k | 0.00 |
A vulnerability was found in OpenAFS up to 1.6.15 (File Transfer Software) and classified as critical. Affected by this issue is an unknown functionality of the file afs_pioctl.c of the component PIOCTL Handler. 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. CVE summarizes:
Off-by-one error in afs_pioctl.c in OpenAFS before 1.6.16 might allow local users to cause a denial of service (memory overwrite and system crash) via a pioctl with an input buffer size of 4096 bytes.
The weakness was presented 05/13/2016 (Website). The advisory is shared for download at openafs.org. This vulnerability is handled as CVE-2015-8312 since 11/21/2015. The exploitation is known to be easy. The attack needs to be approached locally. 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 90928 (Debian DSA-3569-1 : openafs - 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 and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 175735 (Debian Security Update for openafs (DSA 3569-1)).
Upgrading to version 1.6.16 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (90928). See 87398 for similar entry.
Product
Type
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.8VulDB Meta Temp Score: 7.6
VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.8
NVD Vector: 🔍
CVSSv2
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Memory corruptionCWE: CWE-119
ATT&CK: Unknown
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: 90928
Nessus Name: Debian DSA-3569-1 : openafs - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 880860
OpenVAS Name: OpenAFS Denial of Service Vulnerability (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: OpenAFS 1.6.16
Patch: 2ef863720da4d9f368aaca0461c672a3008195ca
Timeline
11/21/2015 🔍05/05/2016 🔍
05/06/2016 🔍
05/13/2016 🔍
05/13/2016 🔍
05/16/2016 🔍
08/19/2022 🔍
Sources
Advisory: openafs.orgStatus: Not defined
Confirmation: 🔍
CVE: CVE-2015-8312 (🔍)
OVAL: 🔍
See also: 🔍
Entry
Created: 05/16/2016 09:38Updated: 08/19/2022 10:36
Changes: 05/16/2016 09:38 (64), 11/26/2018 10:05 (11), 08/19/2022 10:36 (5)
Complete: 🔍
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