CVE-2022-39197
Confirmed PUBLISHEDAn XSS (Cross Site Scripting) vulnerability was found in HelpSystems Cobalt Strike through 4.7 that allowed a remote attacker to execute HTML on...
Recommended Action
Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.
At a Glance
An XSS (Cross Site Scripting) vulnerability was found in HelpSystems Cobalt Strike through 4.7 that allowed a remote attacker to execute HTML on the Cobalt Strike teamserver. To exploit the vulnerability, one must first inspect a Cobalt Strike payload, and then modify the username field in the payload (or create a new payload with the extracted information and then modify that username field to be malformed).
- CVE Published
- Sep 22, 2022
- Exploitation Reported
- Mar 30, 2023
- CVSS
- 6.1 Medium
- EPSS
- —
Affected Versions
| Vendor | Product | Version | Status |
|---|---|---|---|
| n/a |
n/a
|
n/a |
Affected |
CVE References
- cobaltstrike.com/blog/tag/release cobaltstrike.com · CVE Record https://www.cobaltstrike.com/blog/tag/release/
- cobaltstrike.com/blog/out-of-band-update-cobalt-strike-4-7-1 cobaltstrike.com · CVE Record https://www.cobaltstrike.com/blog/out-of-band-update-cobalt-strike-4-...
Recommended Actions
- Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.
- Check enrichment artifacts for scanner coverage and available PoCs before rolling remediation validation.
- Use the Pro API to automate enrichment, telemetry, and workflow delivery for VM, SOC, and CTI pipelines.
Known Exploited Vulnerability Sources
Catalogues that list this CVE as a known exploited vulnerability.
Per-source evidence links for KEV attestations are available through the KEVIntel Pro API.
Learn about Pro API access| Source | Added |
|---|---|
| CISA First | 2023-03-30 00:00 UTC |
No detection artifacts or sensor request patterns are available for this CVE yet.
Check back as sensor telemetry and scanner integrations are updated.
Virtual Patch
Compensating WAF rules to help reduce exposure to this CVE. Rule content and deployable vendor exports are available with KEVIntel Enterprise.
KEVIntel does not currently have a virtual patch for this CVE. When available, KEVIntel virtual patches ship as deployable ModSecurity, Cloudflare, and AWS WAF rules.
Enterprise feature. Virtual patch rule content and deployable vendor exports (ModSecurity, Cloudflare, AWS WAF) are available to KEVIntel Enterprise users.
CVSS Scores
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Exploitation Status
Exploited in the wild
Recorded 2023-03-30 00:00:00 UTC · CISA
Proof of concept available
Recorded 2022-09-21 06:22:10 UTC · GitHub
Weaknesses (CWE)
-
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Potential Proof of Concepts
These PoCs are unverified and could contain malware. Use at your own risk.
github · Created 2022-10-22 10:11:37 UTC · 13 stars
CVE-2022-39197 RCE POC
github · Created 2022-10-14 11:46:01 UTC · 382 stars
CobaltStrike <= 4.7.1 RCE
github · Created 2022-10-09 04:06:23 UTC · 7 stars
CVE-2022-39197 bug fix patch
github · Created 2022-09-26 08:58:21 UTC · 315 stars
CVE-2022-39197 漏洞补丁. CVE-2022-39197 Vulnerability Patch.
github · Created 2022-09-23 08:20:07 UTC · 48 stars
CVE-2022-39197(CobaltStrike XSS <=4.7) POC
Timeline
Key exploitation, disclosure, scanner coverage, and KEV attestation events for this CVE.
-
00:00 UTC over 3 years ago00:00 UTC · over 3 years ago
Added to CISA KEV
Listed in the CISA Known Exploited Vulnerabilities catalog
-
00:43 UTC almost 4 years ago00:43 UTC · almost 4 years ago
CVE published
Vulnerability disclosed publicly
-
06:22 UTC almost 4 years ago06:22 UTC · almost 4 years ago
Public PoC available
Public proof-of-concept code published
-
00:00 UTC almost 4 years ago00:00 UTC · almost 4 years ago
CVE ID reserved
Identifier reserved by the CNA
Automate This Intelligence with the Pro API
Confidence scoring, exploit status, sensor telemetry, PoCs, scanner integrations, mentions, and tags are available programmatically for VM, SOC, and CTI workflows.
Pro API Example
GET /api/v2/pro/kevs/CVE-2022-39197
{
"cve_id": "CVE-2022-39197",
"title": "An XSS (Cross Site Scripting) vulnerability was found in HelpSystems Cobalt S...",
"affected_vendor": "HelpSystems",
"affected_product": "Cobalt Strike",
"affected_versions": [
{ "vendor": "...", "product": "...", "status": "affected", "display_label": "..." }
],
"confidence": "Confirmed",
"cvss_score": 6.1,
"epss_score": null,
"exploit_status": {
"exploited_in_the_wild": true,
"active_exploitation_observed": false
},
"sensor_telemetry": { "...": "Pro API fields" },
"proof_of_concepts": [ "..." ],
"scanner_integrations": [ "..." ]
}