Back
CVE-2015-1157
CoreText in Apple iOS 8.x through 8.3 allows remote attackers to cause a denial of service (reboot and messaging disruption) via crafted…
- 7.8HighCVSS base score
- 5.6%Exploitation in 30 daysEPSS · top 7.0% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
CoreText in Apple iOS 8.x through 8.3 allows remote attackers to cause a denial of service (reboot and messaging disruption) via crafted Unicode text that is not properly handled during display truncation in the Notifications feature, as demonstrated by Arabic characters in (1) an SMS message or (2) a WhatsApp message.
Timeline
ID reserved
By apple
- 4 months later
· 4 months later
Published
- 9 years later
· 9 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.8 | AV:N/AC:L/Au:N/C:N/I:N/A:C |
- EPSS (exploitation in 30 days)
- 5.6% · top 7.0% of all CVEs (10 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Affected products
n/a
- affected n/a
References
15
- https://support.apple.com/HT205221 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 75491 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://support.apple.com/kb/HT204941 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://www.reddit.com/r/apple/comments/37e8c1/malicious_text_message/ (opens in a new tab)x_refsource_MISCx_transferred
- https://ghostbin.com/paste/zws9m (opens in a new tab)x_refsource_MISCx_transferred
- http://www.reddit.com/r/apple/comments/37enow/about_the_latest_iphone_security_vulnerability/ (opens in a new tab)x_refsource_MISCx_transferred
- 1032408 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- APPLE-SA-2015-06-30-2 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- http://9to5mac.com/2015/05/27/how-to-fix-ios-text-message-bug-crash-reboot/ (opens in a new tab)x_refsource_MISCx_transferred
- http://www.reddit.com/r/explainlikeimfive/comments/37edde/eli5_how_that_text_you_can_send_to_friends_turns/ (opens in a new tab)x_refsource_MISCx_transferred
- APPLE-SA-2015-09-16-3 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- http://support.apple.com/kb/HT204942 (opens in a new tab)x_refsource_CONFIRMx_transferred
- APPLE-SA-2015-06-30-1 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- http://zanzebek.com/a-simple-text-message-can-ruin-any-iphone/ (opens in a new tab)x_refsource_MISCx_transferred
- http://www.ibtimes.co.uk/apple-ios-bug-sees-message-app-crash-iphone-reboot-simply-by-receiving-message-1503083 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2015-1300 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2015-1157)Record last updated .