CVE-2021-25980

Summary

In Talkyard, versions v0.04.01 through v0.6.74-WIP-63220cb, v0.2020.22-WIP-b2e97fe0e through v0.2021.02-WIP-879ef3fe1 and tyse-v0.2021.02-879ef3fe1-regular through tyse-v0.2021.28-af66b6905-regular, are vulnerable to Host Header Injection. By luring a victim application-user to click on a link, an unauthenticated attacker can use the “forgot password” functionality to reset the victim’s password and successfully take over their account.

Affected Software

Weaknesses

• CWE-74: CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

ADP Enrichment

CVE Program Container

Additional References

• https://github.com/debiki/talkyard/commit/4067e191a909ed06f250d09a40e43aa5edbb0289
• https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25980

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: no
  • Technical Impact: total

References

• https://github.com/debiki/talkyard/commit/4067e191a909ed06f250d09a40e43aa5edbb0289
• https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25980

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