SARA / Free Tools / CVE / CVE-2018-3986

CVE-2018-3986 — An exploitable information disclosure vulnerability exists in the "Secret Chats"

An exploitable information disclosure vulnerability exists in the "Secret Chats" functionality of the Telegram Android messaging application version 4.9.0. The "Secret Chats" functionality allows a user to delete all traces of a chat, either by using a time tr

CVSS
4.2 MEDIUM
EPSS
0.16% (top 63.10%)
CWE
—
Published
2019-01-03T23:00:00.000Z
Last modified
2024-08-05T04:57:24.563Z
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N

01What is this vulnerability?

An exploitable information disclosure vulnerability exists in the "Secret Chats" functionality of the Telegram Android messaging application version 4.9.0. The "Secret Chats" functionality allows a user to delete all traces of a chat, either by using a time trigger or by direct request. There is a bug in this functionality that leaves behind photos taken and shared on the secret chats, even after…

02Affected products

VendorProductVersions
na / TelegramTelegram Messaging Application for Android 4.9.0

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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