Cisco Adaptive Security Device Manager Signature Verification code injection
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.2 | $0-$5k | 0.00 |
A vulnerability classified as critical was found in Cisco Adaptive Security Device Manager (affected version not known). This vulnerability affects some unknown functionality of the component Signature Verification Handler. The manipulation with an unknown input leads to a code injection vulnerability. The CWE definition for the vulnerability is CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. As an impact it is known to affect confidentiality, integrity, and availability.
The bug was discovered 12/10/2020. The weakness was presented 07/09/2021 as cisco-sa-asdm-rce-gqjShXW. The advisory is available at tools.cisco.com. This vulnerability was named CVE-2021-1585. Successful exploitation requires user interaction by the victim. Technical details are unknown but an exploit is available. This vulnerability is assigned to T1059 by the MITRE ATT&CK project.
An exploit has been developed by Malcolm Lashley and been published immediately after the advisory. It is possible to download the exploit at gist.github.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 211 days. During that time the estimated underground price was around $5k-$25k.
Upgrading eliminates this vulnerability.
Product
Vendor
Name
License
CPE 2.3
CPE 2.2
Video
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.5VulDB Meta Temp Score: 7.2
VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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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: 🔍
Exploiting
Class: Code injectionCWE: CWE-94 / CWE-74 / CWE-707
ATT&CK: T1059
Local: No
Remote: Yes
Availability: 🔍
Status: Proof-of-Concept
Author: Malcolm Lashley
Download: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Exploit Delay Time: 🔍
Timeline
11/13/2020 🔍12/10/2020 🔍
12/14/2020 🔍
07/09/2021 🔍
07/09/2021 🔍
07/09/2021 🔍
07/11/2021 🔍
Sources
Vendor: cisco.comAdvisory: cisco-sa-asdm-rce-gqjShXW
Status: Confirmed
CVE: CVE-2021-1585 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 07/09/2021 06:42Updated: 07/11/2021 09:17
Changes: 07/09/2021 06:42 (37), 07/10/2021 08:21 (6), 07/10/2021 08:24 (4), 07/11/2021 09:13 (2), 07/11/2021 09:17 (1)
Complete: 🔍
Committer: mlashley
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