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Debian: New thttpd packages fix insecure temporary file creation Print E-mail
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Posted by Benjamin D. Thomas   
Debian Marco d'Itri discovered that thttpd, a small, fast and secure webserver, makes use of insecure temporary files when its logfiles are rotated, which might lead to a denial of service through a symlink attack.
- --------------------------------------------------------------------------
Debian Security Advisory DSA 1205-1                                           Steve Kemp
November 2rd, 2006            
- --------------------------------------------------------------------------

Package        : thttpd
Vulnerability  : insecure temporary files
Problem-Type   : local
Debian-specific: yes
CVE ID         : CVE-2006-4248
Debian Bug     : 396277

Marco d'Itri discovered that thttpd, a small, fast and secure webserver,
makes use of insecure temporary files when its logfiles are rotated,
which might lead to a denial of service through a symlink attack.

For the stable distribution (sarge) this problem has been fixed in
version 2.23beta1-3sarge2

For the unstable distribution (sid) this problem has been fixed in
version 2.23beta1-5

We recommend that you upgrade your thttpd package.

Upgrade Instructions
- - --------------------

wget url
        will fetch the file for you
dpkg -i file.deb
        will install the referenced file.

If you are using the apt-get package manager, use the line for
sources.list as given below:

apt-get update
        will update the internal database
apt-get upgrade
        will install corrected packages

You may use an automated update by adding the resources from the
footer to the proper configuration.

Debian GNU/Linux 3.1 alias sarge
- - --------------------------------

  Source archives:
      Size/MD5 checksum:      614 0f9a3730f341fa0151596a3b9f20764d
      Size/MD5 checksum:    14313 8545dd3d0f7a2083ecca36e53e72bd6b
      Size/MD5 checksum:   128712 d3d91f6596f53d5e2b27cea8607d5bba

  Alpha architecture:
      Size/MD5 checksum:    59240 f6854853b290fe2ce1a925cbbea3856a
      Size/MD5 checksum:    27978 6b4680363644b459e0e47222985f749f

  AMD64 architecture:
      Size/MD5 checksum:    56034 9848065d7700f2f6e0a036ee76e8fcf7
      Size/MD5 checksum:    26456 befb78e032aa654e5fcfcc7c9fdff21b

  ARM architecture:
      Size/MD5 checksum:    53198 6a9c1e8afaa60a7b4b7787729dd97b9b
      Size/MD5 checksum:    24610 f35f8b0a749694fea536296d2a41e1f0

  HP Precision architecture:
      Size/MD5 checksum:    57374 4755b42efc9a48b59b1e745862e01098
      Size/MD5 checksum:    26912 557472d5a3e182b86999baa0b89846ba

  Intel IA-32 architecture:
      Size/MD5 checksum:    51180 991b1072ebd903b6a9ee316b1bfdc8c6
      Size/MD5 checksum:    24776 fd3dddb60d160a6245da4c7efd5dcfe4

  Intel IA-64 architecture:
      Size/MD5 checksum:    71954 924db7bf3beb5ce3c0e5018759aef3d6
      Size/MD5 checksum:    30276 530abc02e3c392a91bff06fe1d8ce7af

  Motorola 680x0 architecture:
      Size/MD5 checksum:    50132 bcb24b62afb868c5e04b8c1db66e6cc3
      Size/MD5 checksum:    24756 4b30d87639b3d6b7ca58537cf16c6953

  Big endian MIPS architecture:
      Size/MD5 checksum:    57044 410e480e061a3876b7ff01beaffb571e
      Size/MD5 checksum:    30980 2cda342ba6a04fdbe0a938359eeff813

  Little endian MIPS architecture:
      Size/MD5 checksum:    57112 fe0268048af2940619a9380d7cd83626
      Size/MD5 checksum:    31126 64e73613ca88afa3fd379b657c80a414

  PowerPC architecture:
      Size/MD5 checksum:    53442 58c39568158a4c3da81efcaf6a0ab838
      Size/MD5 checksum:    25160 a5ff28da9df6080438012db8014b0212

  IBM S/390 architecture:
      Size/MD5 checksum:    56214 f39998665c2df9236d2902120eb977f9
      Size/MD5 checksum:    26268 34e822b698803e3e0139430aea707f55

  Sun Sparc architecture:
      Size/MD5 checksum:    53298 a8dcaf92cb41b607618b4a271927c250
      Size/MD5 checksum:    24718 54c4e9dac68c9b8472dc92fe6966f6e4

  These files will probably be moved into the stable distribution on
  its next update.

- ---------------------------------------------------------------------------------
For apt-get: deb stable/updates main
For dpkg-ftp: dists/stable/updates/main
Mailing list:
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