librest up to 0.7.92 org.gnome.OnlineAccounts.Account Interface EnsureCredentials memory corruption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.3 | $0-$5k | 0.00 |
A vulnerability was found in librest up to 0.7.92. It has been rated as problematic. This issue affects the function EnsureCredentials
of the component org.gnome.OnlineAccounts.Account Interface. 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 availability. The summary by CVE is:
The OAuth implementation in librest before 0.7.93 incorrectly truncates the pointer returned by the rest_proxy_call_get_url function, which allows remote attackers to cause a denial of service (application crash) via running the EnsureCredentials method from the org.gnome.OnlineAccounts.Account interface on an object representing a Flickr account.
The bug was discovered 03/23/2015. The weakness was disclosed 08/18/2017 (oss-sec). The advisory is shared at openwall.com. The identification of this vulnerability is CVE-2015-2675 since 03/23/2015. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.
The vulnerability was handled as a non-public zero-day exploit for at least 252 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 87145 (CentOS 7 : rest (CESA-2015:2237)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 124498 (CentOS Security Update for rest (CESA-2015:2237)).
Upgrading to version 0.7.93 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 (87145).
Product
Name
Version
- 0.7.0
- 0.7.1
- 0.7.2
- 0.7.3
- 0.7.4
- 0.7.5
- 0.7.6
- 0.7.7
- 0.7.8
- 0.7.9
- 0.7.10
- 0.7.11
- 0.7.12
- 0.7.13
- 0.7.14
- 0.7.15
- 0.7.16
- 0.7.17
- 0.7.18
- 0.7.19
- 0.7.20
- 0.7.21
- 0.7.22
- 0.7.23
- 0.7.24
- 0.7.25
- 0.7.26
- 0.7.27
- 0.7.28
- 0.7.29
- 0.7.30
- 0.7.31
- 0.7.32
- 0.7.33
- 0.7.34
- 0.7.35
- 0.7.36
- 0.7.37
- 0.7.38
- 0.7.39
- 0.7.40
- 0.7.41
- 0.7.42
- 0.7.43
- 0.7.44
- 0.7.45
- 0.7.46
- 0.7.47
- 0.7.48
- 0.7.49
- 0.7.50
- 0.7.51
- 0.7.52
- 0.7.53
- 0.7.54
- 0.7.55
- 0.7.56
- 0.7.57
- 0.7.58
- 0.7.59
- 0.7.60
- 0.7.61
- 0.7.62
- 0.7.63
- 0.7.64
- 0.7.65
- 0.7.66
- 0.7.67
- 0.7.68
- 0.7.69
- 0.7.70
- 0.7.71
- 0.7.72
- 0.7.73
- 0.7.74
- 0.7.75
- 0.7.76
- 0.7.77
- 0.7.78
- 0.7.79
- 0.7.80
- 0.7.81
- 0.7.82
- 0.7.83
- 0.7.84
- 0.7.85
- 0.7.86
- 0.7.87
- 0.7.88
- 0.7.89
- 0.7.90
- 0.7.91
- 0.7.92
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.4VulDB Meta Temp Score: 6.3
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.5
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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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: Memory corruptionCWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍
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: 87145
Nessus Name: CentOS 7 : rest (CESA-2015:2237)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 80056
OpenVAS Name: Oracle Linux Local Check: ELSA-2015-2237
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: librest 0.7.93
Patch: git.gnome.org
Timeline
03/23/2015 🔍03/23/2015 🔍
11/30/2015 🔍
12/02/2015 🔍
08/18/2017 🔍
08/18/2017 🔍
08/19/2017 🔍
12/16/2022 🔍
Sources
Advisory: RHSA-2015:2237Status: Not defined
Confirmation: 🔍
CVE: CVE-2015-2675 (🔍)
Entry
Created: 08/19/2017 08:36Updated: 12/16/2022 08:34
Changes: 08/19/2017 08:36 (72), 11/08/2019 15:01 (2), 12/16/2022 08:34 (5)
Complete: 🔍
Cache ID: 18:D47:103
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