OpenAFS up to 1.5.78/1.6.14/1.7.32 Rx Acknowledgement Packet rx/rx.c information disclosure
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
3.6 | $0-$5k | 0.00 |
A vulnerability was found in OpenAFS up to 1.5.78/1.6.14/1.7.32 (File Transfer Software). It has been declared as problematic. This vulnerability affects an unknown code of the file rx/rx.c of the component Rx Acknowledgement Packet Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. CVE summarizes:
rx/rx.c in OpenAFS 1.5.75 through 1.5.78, 1.6.x before 1.6.15, and 1.7.x before 1.7.33 does not properly initialize padding at the end of an Rx acknowledgement (ACK) packet, which allows remote attackers to obtain sensitive information by (1) conducting a replay attack or (2) sniffing the network.
The weakness was published 11/06/2015 (Website). The advisory is available at openafs.org. This vulnerability was named CVE-2015-7763 since 10/08/2015. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.
The vulnerability scanner Nessus provides a plugin with the ID 86671 (Scientific Linux Security Update : openafs on SL5.x, SL6.x, SL7.x i386/x86_64), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Scientific Linux Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 175543 (Debian Security Update for openafs (DSA 3387-1)).
Upgrading to version 1.5.79, 1.6.15 or 1.7.33 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 (86671). Similar entry is available at 79089.
Product
Type
Name
Version
- 1.5.0
- 1.5.1
- 1.5.2
- 1.5.3
- 1.5.4
- 1.5.5
- 1.5.6
- 1.5.7
- 1.5.8
- 1.5.9
- 1.5.10
- 1.5.11
- 1.5.12
- 1.5.13
- 1.5.14
- 1.5.15
- 1.5.16
- 1.5.17
- 1.5.18
- 1.5.19
- 1.5.20
- 1.5.21
- 1.5.22
- 1.5.23
- 1.5.24
- 1.5.25
- 1.5.26
- 1.5.27
- 1.5.28
- 1.5.29
- 1.5.30
- 1.5.31
- 1.5.32
- 1.5.33
- 1.5.34
- 1.5.35
- 1.5.36
- 1.5.37
- 1.5.38
- 1.5.39
- 1.5.40
- 1.5.41
- 1.5.42
- 1.5.43
- 1.5.44
- 1.5.45
- 1.5.46
- 1.5.47
- 1.5.48
- 1.5.49
- 1.5.50
- 1.5.51
- 1.5.52
- 1.5.53
- 1.5.54
- 1.5.55
- 1.5.56
- 1.5.57
- 1.5.58
- 1.5.59
- 1.5.60
- 1.5.61
- 1.5.62
- 1.5.63
- 1.5.64
- 1.5.65
- 1.5.66
- 1.5.67
- 1.5.68
- 1.5.69
- 1.5.70
- 1.5.71
- 1.5.72
- 1.5.73
- 1.5.74
- 1.5.75
- 1.5.76
- 1.5.77
- 1.5.78
- 1.6.0
- 1.6.1
- 1.6.2
- 1.6.3
- 1.6.4
- 1.6.5
- 1.6.6
- 1.6.7
- 1.6.8
- 1.6.9
- 1.6.10
- 1.6.11
- 1.6.12
- 1.6.13
- 1.6.14
- 1.7.0
- 1.7.1
- 1.7.2
- 1.7.3
- 1.7.4
- 1.7.5
- 1.7.6
- 1.7.7
- 1.7.8
- 1.7.9
- 1.7.10
- 1.7.11
- 1.7.12
- 1.7.13
- 1.7.14
- 1.7.15
- 1.7.16
- 1.7.17
- 1.7.18
- 1.7.19
- 1.7.20
- 1.7.21
- 1.7.22
- 1.7.23
- 1.7.24
- 1.7.25
- 1.7.26
- 1.7.27
- 1.7.28
- 1.7.29
- 1.7.30
- 1.7.31
- 1.7.32
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: 3.7VulDB Meta Temp Score: 3.6
VulDB Base Score: 3.7
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Information disclosureCWE: CWE-200 / CWE-284 / CWE-266
ATT&CK: T1592
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Nessus ID: 86671
Nessus Name: Scientific Linux Security Update : openafs on SL5.x, SL6.x, SL7.x i386/x86_64
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 103021
OpenVAS Name: OpenAFS Multiple Information Disclosure Vulnerabilities (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 1.5.79/1.6.15/1.7.33
Timeline
10/08/2015 🔍10/21/2015 🔍
10/30/2015 🔍
10/30/2015 🔍
11/06/2015 🔍
11/06/2015 🔍
11/06/2015 🔍
11/09/2015 🔍
11/17/2015 🔍
06/26/2022 🔍
Sources
Advisory: openafs.orgStatus: Not defined
Confirmation: 🔍
CVE: CVE-2015-7763 (🔍)
OVAL: 🔍
SecurityTracker: 1034039
Vulnerability Center: 54452 - OpenAFS Remote Information Disclosure in rx/rx.c, Medium
SecurityFocus: 77407 - OpenAFS Multiple Information Disclosure Vulnerabilities
See also: 🔍
Entry
Created: 11/09/2015 10:31Updated: 06/26/2022 12:46
Changes: 11/09/2015 10:31 (62), 04/13/2018 08:47 (15), 06/26/2022 12:46 (3)
Complete: 🔍
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