NASA CFITSIO prior to 3.43 is affected by: Buffer Overflow. The impact is: arbitrary code execution. The component is: over 40 source code files were changed. The attack vector is: remote unauthenticated attacker. The fixed version is: 3.43. NOTE: this CVE refers to the issues not covered by CVE-2018-3846, CVE-2018-3847, CVE-2018-3848, and CVE-2018-3849. One example is ftp_status in drvrnet.c mishandling a long string beginning with a '4' character.
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
| Link | Tags |
|---|---|
| https://heasarc.gsfc.nasa.gov/FTP/software/fitsio/c/docs/changes2.txt | third party advisory us government resource |
| https://github.com/astropy/astropy/pull/7274 | third party advisory |
| https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=892458 | third party advisory mailing list |
| https://heasarc.gsfc.nasa.gov/FTP/software/fitsio/c/cfitsio3420.tar.gz | third party advisory us government resource |
| https://heasarc.gsfc.nasa.gov/FTP/software/fitsio/c/cfitsio3430.tar.gz | third party advisory us government resource |