Redis up to 5.0.13/6.0.15/6.2.5 redis-cli/redis-sentinel Service calloc integer overflow
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.1 | $0-$5k | 0.00 |
A vulnerability was found in Redis up to 5.0.13/6.0.15/6.2.5 and classified as critical. This issue affects the function calloc
of the component redis-cli/redis-sentinel Service. The manipulation with an unknown input leads to a integer overflow vulnerability. Using CWE to declare the problem leads to CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. Impacted is confidentiality, integrity, and availability.
The weakness was presented 10/05/2021 as GHSA-833w-8v3m-8wwr. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2021-32762 since 05/12/2021. Technical details of the vulnerability are known, but there is no available exploit.
Upgrading to version 5.0.14, 6.0.16 or 6.2.6 eliminates this vulnerability. Applying the patch 0215324a66af949be39b34be2d55143232c1cb71 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.
Product
Name
Version
- 5.0.0
- 5.0.1
- 5.0.2
- 5.0.3
- 5.0.4
- 5.0.5
- 5.0.6
- 5.0.7
- 5.0.8
- 5.0.9
- 5.0.10
- 5.0.11
- 5.0.12
- 5.0.13
- 6.0.0
- 6.0.1
- 6.0.2
- 6.0.3
- 6.0.4
- 6.0.5
- 6.0.6
- 6.0.7
- 6.0.8
- 6.0.9
- 6.0.10
- 6.0.11
- 6.0.12
- 6.0.13
- 6.0.14
- 6.0.15
- 6.2.0
- 6.2.1
- 6.2.2
- 6.2.3
- 6.2.4
- 6.2.5
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: 6.2VulDB Meta Temp Score: 6.1
VulDB Base Score: 5.0
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍
CNA Base Score: 7.5
CNA Vector (GitHub, Inc.): 🔍
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: 🔍
Exploiting
Class: Integer overflowCWE: CWE-190 / CWE-189
ATT&CK: Unknown
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 |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Redis 5.0.14/6.0.16/6.2.6
Patch: 0215324a66af949be39b34be2d55143232c1cb71
Timeline
05/12/2021 🔍10/05/2021 🔍
10/05/2021 🔍
10/08/2021 🔍
Sources
Advisory: GHSA-833w-8v3m-8wwrStatus: Confirmed
Confirmation: 🔍
CVE: CVE-2021-32762 (🔍)
Entry
Created: 10/05/2021 08:18Updated: 10/08/2021 22:11
Changes: 10/05/2021 08:18 (52), 10/08/2021 22:11 (2)
Complete: 🔍
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